In 2011, Colorado was ranked 9th in U.S. coal production. There are currently three surface mines and eight underground mines located in Colorado near Trinidad, Steamboat Springs, Craig, Rangely, Paonia, Nucla, and Durango. These mines collectively produce about 27 million tons of coal annually. Colorado coal is mostly bituminous and sub-bituminous, and characterized as a high heat content, low sulfur, low to medium ash, and low mercury coal. To view our 2005 RockTalk Newsletter on
Colorado Coal, click
here. To view our Annual Report on activities in the coal industry, click
here.